package com.bit.www;

//import java.util.Arrays;//导包
//import java.util.Date;
import java.util.*;

public class TestDemo {
    public static void main(String[] args) {

    }
    public static void main3(String[] args) {
        //java.util.Date date = new java.util.Date();
        Date date = new Date();
        System.out.println();
    }
    public static void main1(String[] args) {
        int[] array = {1,2,3,4};
        Arrays.sort(array);
    }
}
